<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>css</title>
    <link rel="stylesheet" href="">
    <style>
        /* ul li{
            color: blueviolet;
        }

        .one li div{
            color: #000;
        } */
        /* ul>li{
            color: beige;
        } */

        /* div{
            color: brown;
            text-indent: 2em;
            background-color: aqua;
        }

        div:hover{
            color: aqua;
        }

        div:active{
            color: blue;
        } */
        
        /* p{
            font-family: "楷体";
            font-weight: 900;
            color: rgb(0,0,0);
            text-align: center;
            background-color: blueviolet;
        }

        .parent{
            color: rgb(0,0,0);
        }

        .child{
            color: rgba(230, 0, 0, 0.5);
        }

        div{
            width: 1500px;
            height: 1500px;
            background-image: url(logo.png);
            background-repeat: no-repeat;
            background-position: top;
        } */

        div{
            width: 200px;
            height: 100px;
            background-color: brown;
            border: 5px black solid;
            box-sizing: border-box;
            text-align: center;
            line-height: 100px;
        }
    </style>
</head>
<body>
    <!-- <style>
        .one{
            color:red;
            font-size:100px;
        }
        #the-id{
            color: aqua;
            font-size: 20px;
        }
        p{
            color: #000;
            font-size: 50px;
        }
    </style>

    <div id="the-id">
        你好 css
    </div>
    <div class="one">
        你好 css
    </div>
    <p>
        一点也不好
    </p> -->

    <!-- <ul class="one">
        <li>
            <div>咬人猫</div>
        </li>
        <li>咬人猫</li>
        <li>咬人猫</li>
    </ul>

    <ol>
        <li>咬人猫</li>
        <li>咬人猫</li>
        <li>咬人猫</li>
    </ol> -->

    <!-- <div>咬人猫</div>
    <div>咬人猫</div>
    <div>咬人猫</div>

    <p class="parent">
        <p class="child">
            水兵月
        </p>
    </p>
    <p>水冰月</p>
    <p>水冰月</p> -->

    <div>
        这是个元素
    </div>
</body>
</html>